Home / 86,704.20-119,651.09-60,899.00

Finding the Fourth Proportional to 86,704.20, 119,651.09 and 60,899.00

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Solution

The fourth proportional to 86,704.20, 119,651.09 and 60,899.00 is: 84,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,704.20 : 119,651.09 = 60,899.00 : x
  2. Step 2: Convert to fraction form
    86,704.20/119,651.09 = 60,899.00/x
  3. Step 3: Cross multiply
    86,704.20x = 119,651.09 × 60,899.00
  4. Step 4: Simplify right side
    86,704.20x = 7,286,630,827.16
  5. Step 5: Solve for x
    x = 7,286,630,827.16/86,704.20
  6. Step 6: Final answer
    x = 84,040.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.